Ratios
exponents
Square roots
operations with decimals
linear equation
100

36:6  Simplify 

6:1

100

12

1

100

Square root of 4 

2

100

 32.87 + 41.98 = ?

74.85

100

2(y - 7) = -2 

y = 6

200

In a party there are 28 women and 21 men. What is the ratio of men to women? Simplify

3:4 

200

26

64

200

Square root of 36  

6

200

25.71 - 13.16 = ? 

12.55

200

6 (x - 9) = -6 

x=8

300

In a shelter there are 22 dogs and 20 cats. Simplify the ratio of cats to dogs. 

10:11

300

44

256

300

Square root of 64

8

300

18.02 (11 - 8.15) = ? 

51.357

300

5(a - 5) = -8

a = 3 2/5 or 3.4 

400

In a class there are 2 girls for every 3 boys? There are 30 students in the class. How much boys are there?

18 boys

400

53

75

400

Square root of 81 

9

400

29.15 x 6.3 =

183.645

400

-3( 1 + 6r ) = 14-r 

r=  -1

500

81:27

9:3

500

65

46,656

500

Square root of 144

12

500

42.84 / 3.6 = ? 

11.9










































500

−3(4r − 8) = −36

r=5

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